If you take care of your houses you will also continue to increase your depreciation as it decreases, if you understand my example. 

however, what this does in dramatically decreases his cost because he does not have to go through the construction aspect nor the money for using the architect for each individual lot and that added costs of construction.  

take down all the personal crap; pics, nic nacs, doilies...etc. 

The only way to get it upzoned is to speak with the alderman, if they are on board with it then you go through the zoning change process... but I have never heard of anyone doing it as most of the alderman are looking to decrease density.  

But you're right the interest deduction will decrease that even further.

Guy A has Real wealth, compared to the "Fake" wealth of Guy B, wealth that actually decreases his ability to purchase assets, compared with cash equivalents.The point is that it seems to me that the guy that is unable to accumulate accessible wealth is at a huge disadvantage in this business to the point where much of his net worth is rendered useless in his pursuit of early financial freedom. 

Looks like there are increases across all price points.Broken out by housing segment, January sales performed as follows:$1 - $79,999: decreased 16.3 percent$80,000 - $149,999: decreased 9.4 percent$150,000 - $249,999: increased 4.1 percent$250,000 - $499,999: increased 3.7 percent$500,000 - $749,999: increased 16.5 percent$750,000 and above: increased 14.3 percent

Track everything you are responsible for and review that regularly and it might help you decrease expenses and increase the income.  

And if the Fed raises The Rate by half a percent, you can pretty much guarantee cap rates will rise significantly more than that, decreasing the value of properties drastically. 

It will show lower "cash on cash return" because of the closing costs and increased loan payments and your cash flow will decrease (and it will definitely decrease after 4 years when compared to your current situation).